/Engine/Plugins/Experimental/PCG/Source/PCG/Public/MatchAndSet/PCGMatchAndSetByAttribute.h
Propagates (does not set) the Match type to the entries
virtual void SetSourceType ( [EPCGMetadataTypes](API\Plugins\PCG\Metadata\EPCGMetadataTypes) InType, [EPCGMetadataTypesConstantStructStringMode](API\Plugins\PCG\Metadata\EPCGMetadataTypesConstantStructS-) InStringMode )